@inproceedings{XACMLPolicyEngineofUCON,
  author    = {Um-e-Ghazia and
               Rahat Masood and
               Muhammad Awais Shibli and
               Muhammad Bilal},
  title     = {XACMLPolicyEngineofUCON},
  booktitle = {CISIM},
  year      = {2012},
  pages     = {68-79},
  ee        = {http://dx.doi.org/10.1007/978-3-642-33260-9_5},
  crossref  = {DBLP:conf/cisim/2012},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@MISC{xacml,
  title = {{http://docs.oasis-open.org/xacml/3.0/xacml-3.0-core-spec-cs-01-en.pdf}},
  howpublished = {\url{http://docs.oasis-open.org/xacml/3.0/xacml-3.0-core-spec-cs-01-en.pdf}},
  year = {}
}



@inproceedings{Prototype,
  author    = {Aliaksandr Lazouski and
               Fabio Martinelli and
               Paolo Mori},
  title     = {A Prototype for Enforcing Usage Control Policies Based on
               XACML},
  booktitle = {TrustBus},
  year      = {2012},
  pages     = {79-92},
  ee        = {http://dx.doi.org/10.1007/978-3-642-32287-7_7},
  crossref  = {DBLP:conf/trustbus/2012},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

 

@inproceedings{ContinuousUsageControlFeatures,
  author    = {Maurizio Colombo, Aliaksandr Lazouski, Fabio Martinelli and Paolo Mori},
  title     = {A Proposal on Enhancing XACML with Continuous Usage Control Features},
  booktitle = {Grids, P2P and Services Computing},
  year      = {2010}
}

@inproceedings{DBLP:conf/codaspy/LiCB12,
  author    = {Ninghui Li and
               Haining Chen and
               Elisa Bertino},
  title     = {On practical specification and enforcement of obligations},
  booktitle = {CODASPY},
  year      = {2012},
  pages     = {71-82},
  ee        = {http://doi.acm.org/10.1145/2133601.2133611},
  crossref  = {DBLP:conf/codaspy/2012},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@inproceedings{DBLP:conf/noms/Lischka10,
  author    = {Mario Lischka},
  title     = {Dynamic obligation specification and negotiation},
  booktitle = {NOMS},
  year      = {2010},
  pages     = {155-162},
  ee        = {http://dx.doi.org/10.1109/NOMS.2010.5488453},
  crossref  = {DBLP:conf/noms/2010},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}



